is this ok? [group: pulpo azone]

SELECT * FROM gallery2 WHERE topic_id="675193" UNION SELECT * FROM gallery2 WHERE topic_id="116743" UNION SELECT * FROM gallery2 WHERE topic_id="15449" UNION SELECT * FROM gallery2 WHERE topic_id="417705" UNION SELECT * FROM gallery2 WHERE topic_id="42019" UNION SELECT * FROM gallery2 WHERE topic_id="859988" UNION SELECT * FROM gallery2 WHERE topic_id="470698" UNION SELECT * FROM gallery2 WHERE topic_id="1182507" UNION SELECT * FROM gallery2 WHERE topic_id="791293" UNION SELECT * FROM gallery2 WHERE topic_id="480170" UNION SELECT * FROM gallery2 WHERE topic_id="783914" UNION SELECT * FROM gallery2 WHERE topic_id="32903" UNION SELECT * FROM gallery2 WHERE topic_id="1328799" UNION SELECT * FROM gallery2 WHERE topic_id="917680" UNION SELECT * FROM gallery2 WHERE topic_id="963184" UNION SELECT * FROM gallery2 WHERE topic_id="245305"